using System.ComponentModel;
using System.Runtime.CompilerServices;
using SparkClient.ViewModel.Configuration;

namespace SparkClient.Model.Entity;

public class AgileJsonConfigEntity
{
    private readonly AlgorithmConfigVM _vm;
    private readonly List<string> _keys;
    public AgileJsonConfigEntity(AlgorithmConfigVM vm, List<string> keys)
    {
        _vm = vm;
        _mode = 0;
        Shape = "圆形";
        Spec = _vm.GetSpecOptions(_mode).FirstOrDefault();
        _keys = keys;
        JsonKeys = keys;
    }

    private int _mode;
    public int Mode
    {
        get => _mode;
        set
        {
            if (_mode == value) return;
            _mode = value;
            OnPropertyChanged();
            // 自动更新规格
            Spec = _vm.GetSpecOptions(value).FirstOrDefault();
        }
    }

    private string _spec;
    public string Spec
    {
        get => _spec;
        set => SetField(ref _spec, value);
    }

    private string _shape;
    public string Shape
    {
        get => _shape;
        private set => SetField(ref _shape, value);
    }
    

    private string _jsonKey;
    public string JsonKey
    {
        get => _jsonKey;
        set
        {
            SetField(ref _jsonKey, value);
            FilterItems(value);
        }
    }

    private string _value;
    public string Value
    {
        get => _value;
        set => SetField(ref _value, value);
    }

    private List<string> _jsonKeys;

    public List<string> JsonKeys
    {
        get => _jsonKeys;
        set => SetField(ref _jsonKeys, value);
    }

    private string GetDefaultSpec(int mode)
    {
        return mode switch
        {
            0 => "p8-p8",
            1 => "p8-p8-s1",
            _ => null
        };
    }

    public event PropertyChangedEventHandler PropertyChanged;
    protected void OnPropertyChanged([CallerMemberName] string name = null)
    {
        PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(name));
    }
    
    protected bool SetField<T>(ref T field, T value, [CallerMemberName] string name = null)
    {
        if (EqualityComparer<T>.Default.Equals(field, value)) return false;
        field = value;
        OnPropertyChanged(name);
        return true;
    }
    
    private void FilterItems(string key)
    {
        JsonKeys.Clear();

        foreach (var data in _keys)
        {
            if (data.ToLower().Contains(key.ToLower()))
            {
                JsonKeys.Add(data);
            }
        }
    }
}